1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _UAPI__LINUX_RTNETLINK_H 3 #define _UAPI__LINUX_RTNETLINK_H 4 5 #include <linux/types.h> 6 #include <linux/netlink.h> 7 #include <linux/if_link.h> 8 #include <linux/if_addr.h> 9 #include <linux/neighbour.h> 10 11 /* rtnetlink families. Values up to 127 are reserved for real address 12 * families, values above 128 may be used arbitrarily. 13 */ 14 #define RTNL_FAMILY_IPMR 128 15 #define RTNL_FAMILY_IP6MR 129 16 #define RTNL_FAMILY_MAX 129 17 18 /**** 19 * Routing/neighbour discovery messages. 20 ****/ 21 22 /* Types of messages */ 23 24 enum { 25 RTM_BASE = 16, 26 #define RTM_BASE RTM_BASE 27 28 RTM_NEWLINK = 16, 29 #define RTM_NEWLINK RTM_NEWLINK 30 RTM_DELLINK, 31 #define RTM_DELLINK RTM_DELLINK 32 RTM_GETLINK, 33 #define RTM_GETLINK RTM_GETLINK 34 RTM_SETLINK, 35 #define RTM_SETLINK RTM_SETLINK 36 37 RTM_NEWADDR = 20, 38 #define RTM_NEWADDR RTM_NEWADDR 39 RTM_DELADDR, 40 #define RTM_DELADDR RTM_DELADDR 41 RTM_GETADDR, 42 #define RTM_GETADDR RTM_GETADDR 43 44 RTM_NEWROUTE = 24, 45 #define RTM_NEWROUTE RTM_NEWROUTE 46 RTM_DELROUTE, 47 #define RTM_DELROUTE RTM_DELROUTE 48 RTM_GETROUTE, 49 #define RTM_GETROUTE RTM_GETROUTE 50 51 RTM_NEWNEIGH = 28, 52 #define RTM_NEWNEIGH RTM_NEWNEIGH 53 RTM_DELNEIGH, 54 #define RTM_DELNEIGH RTM_DELNEIGH 55 RTM_GETNEIGH, 56 #define RTM_GETNEIGH RTM_GETNEIGH 57 58 RTM_NEWRULE = 32, 59 #define RTM_NEWRULE RTM_NEWRULE 60 RTM_DELRULE, 61 #define RTM_DELRULE RTM_DELRULE 62 RTM_GETRULE, 63 #define RTM_GETRULE RTM_GETRULE 64 65 RTM_NEWQDISC = 36, 66 #define RTM_NEWQDISC RTM_NEWQDISC 67 RTM_DELQDISC, 68 #define RTM_DELQDISC RTM_DELQDISC 69 RTM_GETQDISC, 70 #define RTM_GETQDISC RTM_GETQDISC 71 72 RTM_NEWTCLASS = 40, 73 #define RTM_NEWTCLASS RTM_NEWTCLASS 74 RTM_DELTCLASS, 75 #define RTM_DELTCLASS RTM_DELTCLASS 76 RTM_GETTCLASS, 77 #define RTM_GETTCLASS RTM_GETTCLASS 78 79 RTM_NEWTFILTER = 44, 80 #define RTM_NEWTFILTER RTM_NEWTFILTER 81 RTM_DELTFILTER, 82 #define RTM_DELTFILTER RTM_DELTFILTER 83 RTM_GETTFILTER, 84 #define RTM_GETTFILTER RTM_GETTFILTER 85 86 RTM_NEWACTION = 48, 87 #define RTM_NEWACTION RTM_NEWACTION 88 RTM_DELACTION, 89 #define RTM_DELACTION RTM_DELACTION 90 RTM_GETACTION, 91 #define RTM_GETACTION RTM_GETACTION 92 93 RTM_NEWPREFIX = 52, 94 #define RTM_NEWPREFIX RTM_NEWPREFIX 95 96 RTM_NEWMULTICAST = 56, 97 #define RTM_NEWMULTICAST RTM_NEWMULTICAST 98 RTM_DELMULTICAST, 99 #define RTM_DELMULTICAST RTM_DELMULTICAST 100 RTM_GETMULTICAST, 101 #define RTM_GETMULTICAST RTM_GETMULTICAST 102 103 RTM_NEWANYCAST = 60, 104 #define RTM_NEWANYCAST RTM_NEWANYCAST 105 RTM_DELANYCAST, 106 #define RTM_DELANYCAST RTM_DELANYCAST 107 RTM_GETANYCAST, 108 #define RTM_GETANYCAST RTM_GETANYCAST 109 110 RTM_NEWNEIGHTBL = 64, 111 #define RTM_NEWNEIGHTBL RTM_NEWNEIGHTBL 112 RTM_GETNEIGHTBL = 66, 113 #define RTM_GETNEIGHTBL RTM_GETNEIGHTBL 114 RTM_SETNEIGHTBL, 115 #define RTM_SETNEIGHTBL RTM_SETNEIGHTBL 116 117 RTM_NEWNDUSEROPT = 68, 118 #define RTM_NEWNDUSEROPT RTM_NEWNDUSEROPT 119 120 RTM_NEWADDRLABEL = 72, 121 #define RTM_NEWADDRLABEL RTM_NEWADDRLABEL 122 RTM_DELADDRLABEL, 123 #define RTM_DELADDRLABEL RTM_DELADDRLABEL 124 RTM_GETADDRLABEL, 125 #define RTM_GETADDRLABEL RTM_GETADDRLABEL 126 127 RTM_GETDCB = 78, 128 #define RTM_GETDCB RTM_GETDCB 129 RTM_SETDCB, 130 #define RTM_SETDCB RTM_SETDCB 131 132 RTM_NEWNETCONF = 80, 133 #define RTM_NEWNETCONF RTM_NEWNETCONF 134 RTM_DELNETCONF, 135 #define RTM_DELNETCONF RTM_DELNETCONF 136 RTM_GETNETCONF = 82, 137 #define RTM_GETNETCONF RTM_GETNETCONF 138 139 RTM_NEWMDB = 84, 140 #define RTM_NEWMDB RTM_NEWMDB 141 RTM_DELMDB = 85, 142 #define RTM_DELMDB RTM_DELMDB 143 RTM_GETMDB = 86, 144 #define RTM_GETMDB RTM_GETMDB 145 146 RTM_NEWNSID = 88, 147 #define RTM_NEWNSID RTM_NEWNSID 148 RTM_DELNSID = 89, 149 #define RTM_DELNSID RTM_DELNSID 150 RTM_GETNSID = 90, 151 #define RTM_GETNSID RTM_GETNSID 152 153 RTM_NEWSTATS = 92, 154 #define RTM_NEWSTATS RTM_NEWSTATS 155 RTM_GETSTATS = 94, 156 #define RTM_GETSTATS RTM_GETSTATS 157 RTM_SETSTATS, 158 #define RTM_SETSTATS RTM_SETSTATS 159 160 RTM_NEWCACHEREPORT = 96, 161 #define RTM_NEWCACHEREPORT RTM_NEWCACHEREPORT 162 163 RTM_NEWCHAIN = 100, 164 #define RTM_NEWCHAIN RTM_NEWCHAIN 165 RTM_DELCHAIN, 166 #define RTM_DELCHAIN RTM_DELCHAIN 167 RTM_GETCHAIN, 168 #define RTM_GETCHAIN RTM_GETCHAIN 169 170 RTM_NEWNEXTHOP = 104, 171 #define RTM_NEWNEXTHOP RTM_NEWNEXTHOP 172 RTM_DELNEXTHOP, 173 #define RTM_DELNEXTHOP RTM_DELNEXTHOP 174 RTM_GETNEXTHOP, 175 #define RTM_GETNEXTHOP RTM_GETNEXTHOP 176 177 RTM_NEWLINKPROP = 108, 178 #define RTM_NEWLINKPROP RTM_NEWLINKPROP 179 RTM_DELLINKPROP, 180 #define RTM_DELLINKPROP RTM_DELLINKPROP 181 RTM_GETLINKPROP, 182 #define RTM_GETLINKPROP RTM_GETLINKPROP 183 184 RTM_NEWVLAN = 112, 185 #define RTM_NEWVLAN RTM_NEWVLAN 186 RTM_DELVLAN, 187 #define RTM_DELVLAN RTM_DELVLAN 188 RTM_GETVLAN, 189 #define RTM_GETVLAN RTM_GETVLAN 190 191 RTM_NEWNEXTHOPBUCKET = 116, 192 #define RTM_NEWNEXTHOPBUCKET RTM_NEWNEXTHOPBUCKET 193 RTM_DELNEXTHOPBUCKET, 194 #define RTM_DELNEXTHOPBUCKET RTM_DELNEXTHOPBUCKET 195 RTM_GETNEXTHOPBUCKET, 196 #define RTM_GETNEXTHOPBUCKET RTM_GETNEXTHOPBUCKET 197 198 RTM_NEWTUNNEL = 120, 199 #define RTM_NEWTUNNEL RTM_NEWTUNNEL 200 RTM_DELTUNNEL, 201 #define RTM_DELTUNNEL RTM_DELTUNNEL 202 RTM_GETTUNNEL, 203 #define RTM_GETTUNNEL RTM_GETTUNNEL 204 205 __RTM_MAX, 206 #define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1) 207 }; 208 209 #define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE) 210 #define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2) 211 #define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2) 212 213 /* 214 Generic structure for encapsulation of optional route information. 215 It is reminiscent of sockaddr, but with sa_family replaced 216 with attribute type. 217 */ 218 219 struct rtattr { 220 unsigned short rta_len; 221 unsigned short rta_type; 222 }; 223 224 /* Macros to handle rtattributes */ 225 226 #define RTA_ALIGNTO 4U 227 #define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) ) 228 #define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \ 229 (rta)->rta_len >= sizeof(struct rtattr) && \ 230 (rta)->rta_len <= (len)) 231 #define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \ 232 (struct rtattr*)(((char*)(rta)) + RTA_ALIGN((rta)->rta_len))) 233 #define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len)) 234 #define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len)) 235 #define RTA_DATA(rta) ((void*)(((char*)(rta)) + RTA_LENGTH(0))) 236 #define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0)) 237 238 239 240 241 /****************************************************************************** 242 * Definitions used in routing table administration. 243 ****/ 244 245 struct rtmsg { 246 unsigned char rtm_family; 247 unsigned char rtm_dst_len; 248 unsigned char rtm_src_len; 249 unsigned char rtm_tos; 250 251 unsigned char rtm_table; /* Routing table id */ 252 unsigned char rtm_protocol; /* Routing protocol; see below */ 253 unsigned char rtm_scope; /* See below */ 254 unsigned char rtm_type; /* See below */ 255 256 unsigned rtm_flags; 257 }; 258 259 /* rtm_type */ 260 261 enum { 262 RTN_UNSPEC, 263 RTN_UNICAST, /* Gateway or direct route */ 264 RTN_LOCAL, /* Accept locally */ 265 RTN_BROADCAST, /* Accept locally as broadcast, 266 send as broadcast */ 267 RTN_ANYCAST, /* Accept locally as broadcast, 268 but send as unicast */ 269 RTN_MULTICAST, /* Multicast route */ 270 RTN_BLACKHOLE, /* Drop */ 271 RTN_UNREACHABLE, /* Destination is unreachable */ 272 RTN_PROHIBIT, /* Administratively prohibited */ 273 RTN_THROW, /* Not in this table */ 274 RTN_NAT, /* Translate this address */ 275 RTN_XRESOLVE, /* Use external resolver */ 276 __RTN_MAX 277 }; 278 279 #define RTN_MAX (__RTN_MAX - 1) 280 281 282 /* rtm_protocol */ 283 284 #define RTPROT_UNSPEC 0 285 #define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects; 286 not used by current IPv4 */ 287 #define RTPROT_KERNEL 2 /* Route installed by kernel */ 288 #define RTPROT_BOOT 3 /* Route installed during boot */ 289 #define RTPROT_STATIC 4 /* Route installed by administrator */ 290 291 /* Values of protocol >= RTPROT_STATIC are not interpreted by kernel; 292 they are just passed from user and back as is. 293 It will be used by hypothetical multiple routing daemons. 294 Note that protocol values should be standardized in order to 295 avoid conflicts. 296 */ 297 298 #define RTPROT_GATED 8 /* Apparently, GateD */ 299 #define RTPROT_RA 9 /* RDISC/ND router advertisements */ 300 #define RTPROT_MRT 10 /* Merit MRT */ 301 #define RTPROT_ZEBRA 11 /* Zebra */ 302 #define RTPROT_BIRD 12 /* BIRD */ 303 #define RTPROT_DNROUTED 13 /* DECnet routing daemon */ 304 #define RTPROT_XORP 14 /* XORP */ 305 #define RTPROT_NTK 15 /* Netsukuku */ 306 #define RTPROT_DHCP 16 /* DHCP client */ 307 #define RTPROT_MROUTED 17 /* Multicast daemon */ 308 #define RTPROT_KEEPALIVED 18 /* Keepalived daemon */ 309 #define RTPROT_BABEL 42 /* Babel daemon */ 310 #define RTPROT_OVN 84 /* OVN daemon */ 311 #define RTPROT_OPENR 99 /* Open Routing (Open/R) Routes */ 312 #define RTPROT_BGP 186 /* BGP Routes */ 313 #define RTPROT_ISIS 187 /* ISIS Routes */ 314 #define RTPROT_OSPF 188 /* OSPF Routes */ 315 #define RTPROT_RIP 189 /* RIP Routes */ 316 #define RTPROT_EIGRP 192 /* EIGRP Routes */ 317 318 /* rtm_scope 319 320 Really it is not scope, but sort of distance to the destination. 321 NOWHERE are reserved for not existing destinations, HOST is our 322 local addresses, LINK are destinations, located on directly attached 323 link and UNIVERSE is everywhere in the Universe. 324 325 Intermediate values are also possible f.e. interior routes 326 could be assigned a value between UNIVERSE and LINK. 327 */ 328 329 enum rt_scope_t { 330 RT_SCOPE_UNIVERSE=0, 331 /* User defined values */ 332 RT_SCOPE_SITE=200, 333 RT_SCOPE_LINK=253, 334 RT_SCOPE_HOST=254, 335 RT_SCOPE_NOWHERE=255 336 }; 337 338 /* rtm_flags */ 339 340 #define RTM_F_NOTIFY 0x100 /* Notify user of route change */ 341 #define RTM_F_CLONED 0x200 /* This route is cloned */ 342 #define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */ 343 #define RTM_F_PREFIX 0x800 /* Prefix addresses */ 344 #define RTM_F_LOOKUP_TABLE 0x1000 /* set rtm_table to FIB lookup result */ 345 #define RTM_F_FIB_MATCH 0x2000 /* return full fib lookup match */ 346 #define RTM_F_OFFLOAD 0x4000 /* route is offloaded */ 347 #define RTM_F_TRAP 0x8000 /* route is trapping packets */ 348 #define RTM_F_OFFLOAD_FAILED 0x20000000 /* route offload failed, this value 349 * is chosen to avoid conflicts with 350 * other flags defined in 351 * include/uapi/linux/ipv6_route.h 352 */ 353 354 /* Reserved table identifiers */ 355 356 enum rt_class_t { 357 RT_TABLE_UNSPEC=0, 358 /* User defined values */ 359 RT_TABLE_COMPAT=252, 360 RT_TABLE_DEFAULT=253, 361 RT_TABLE_MAIN=254, 362 RT_TABLE_LOCAL=255, 363 RT_TABLE_MAX=0xFFFFFFFF 364 }; 365 366 367 /* Routing message attributes */ 368 369 enum rtattr_type_t { 370 RTA_UNSPEC, 371 RTA_DST, 372 RTA_SRC, 373 RTA_IIF, 374 RTA_OIF, 375 RTA_GATEWAY, 376 RTA_PRIORITY, 377 RTA_PREFSRC, 378 RTA_METRICS, 379 RTA_MULTIPATH, 380 RTA_PROTOINFO, /* no longer used */ 381 RTA_FLOW, 382 RTA_CACHEINFO, 383 RTA_SESSION, /* no longer used */ 384 RTA_MP_ALGO, /* no longer used */ 385 RTA_TABLE, 386 RTA_MARK, 387 RTA_MFC_STATS, 388 RTA_VIA, 389 RTA_NEWDST, 390 RTA_PREF, 391 RTA_ENCAP_TYPE, 392 RTA_ENCAP, 393 RTA_EXPIRES, 394 RTA_PAD, 395 RTA_UID, 396 RTA_TTL_PROPAGATE, 397 RTA_IP_PROTO, 398 RTA_SPORT, 399 RTA_DPORT, 400 RTA_NH_ID, 401 RTA_FLOWLABEL, 402 __RTA_MAX 403 }; 404 405 #define RTA_MAX (__RTA_MAX - 1) 406 407 #define RTM_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg)))) 408 #define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg)) 409 410 /* RTM_MULTIPATH --- array of struct rtnexthop. 411 * 412 * "struct rtnexthop" describes all necessary nexthop information, 413 * i.e. parameters of path to a destination via this nexthop. 414 * 415 * At the moment it is impossible to set different prefsrc, mtu, window 416 * and rtt for different paths from multipath. 417 */ 418 419 struct rtnexthop { 420 unsigned short rtnh_len; 421 unsigned char rtnh_flags; 422 unsigned char rtnh_hops; 423 int rtnh_ifindex; 424 }; 425 426 /* rtnh_flags */ 427 428 #define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */ 429 #define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */ 430 #define RTNH_F_ONLINK 4 /* Gateway is forced on link */ 431 #define RTNH_F_OFFLOAD 8 /* Nexthop is offloaded */ 432 #define RTNH_F_LINKDOWN 16 /* carrier-down on nexthop */ 433 #define RTNH_F_UNRESOLVED 32 /* The entry is unresolved (ipmr) */ 434 #define RTNH_F_TRAP 64 /* Nexthop is trapping packets */ 435 436 #define RTNH_COMPARE_MASK (RTNH_F_DEAD | RTNH_F_LINKDOWN | \ 437 RTNH_F_OFFLOAD | RTNH_F_TRAP) 438 439 /* Macros to handle hexthops */ 440 441 #define RTNH_ALIGNTO 4 442 #define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) ) 443 #define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \ 444 ((int)(rtnh)->rtnh_len) <= (len)) 445 #define RTNH_NEXT(rtnh) ((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len))) 446 #define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len)) 447 #define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len)) 448 #define RTNH_DATA(rtnh) ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0))) 449 450 /* RTA_VIA */ 451 struct rtvia { 452 __kernel_sa_family_t rtvia_family; 453 __u8 rtvia_addr[]; 454 }; 455 456 /* RTM_CACHEINFO */ 457 458 struct rta_cacheinfo { 459 __u32 rta_clntref; 460 __u32 rta_lastuse; 461 __s32 rta_expires; 462 __u32 rta_error; 463 __u32 rta_used; 464 465 #define RTNETLINK_HAVE_PEERINFO 1 466 __u32 rta_id; 467 __u32 rta_ts; 468 __u32 rta_tsage; 469 }; 470 471 /* RTM_METRICS --- array of struct rtattr with types of RTAX_* */ 472 473 enum { 474 RTAX_UNSPEC, 475 #define RTAX_UNSPEC RTAX_UNSPEC 476 RTAX_LOCK, 477 #define RTAX_LOCK RTAX_LOCK 478 RTAX_MTU, 479 #define RTAX_MTU RTAX_MTU 480 RTAX_WINDOW, 481 #define RTAX_WINDOW RTAX_WINDOW 482 RTAX_RTT, 483 #define RTAX_RTT RTAX_RTT 484 RTAX_RTTVAR, 485 #define RTAX_RTTVAR RTAX_RTTVAR 486 RTAX_SSTHRESH, 487 #define RTAX_SSTHRESH RTAX_SSTHRESH 488 RTAX_CWND, 489 #define RTAX_CWND RTAX_CWND 490 RTAX_ADVMSS, 491 #define RTAX_ADVMSS RTAX_ADVMSS 492 RTAX_REORDERING, 493 #define RTAX_REORDERING RTAX_REORDERING 494 RTAX_HOPLIMIT, 495 #define RTAX_HOPLIMIT RTAX_HOPLIMIT 496 RTAX_INITCWND, 497 #define RTAX_INITCWND RTAX_INITCWND 498 RTAX_FEATURES, 499 #define RTAX_FEATURES RTAX_FEATURES 500 RTAX_RTO_MIN, 501 #define RTAX_RTO_MIN RTAX_RTO_MIN 502 RTAX_INITRWND, 503 #define RTAX_INITRWND RTAX_INITRWND 504 RTAX_QUICKACK, 505 #define RTAX_QUICKACK RTAX_QUICKACK 506 RTAX_CC_ALGO, 507 #define RTAX_CC_ALGO RTAX_CC_ALGO 508 RTAX_FASTOPEN_NO_COOKIE, 509 #define RTAX_FASTOPEN_NO_COOKIE RTAX_FASTOPEN_NO_COOKIE 510 __RTAX_MAX 511 }; 512 513 #define RTAX_MAX (__RTAX_MAX - 1) 514 515 #define RTAX_FEATURE_ECN (1 << 0) 516 #define RTAX_FEATURE_SACK (1 << 1) /* unused */ 517 #define RTAX_FEATURE_TIMESTAMP (1 << 2) /* unused */ 518 #define RTAX_FEATURE_ALLFRAG (1 << 3) /* unused */ 519 #define RTAX_FEATURE_TCP_USEC_TS (1 << 4) 520 521 #define RTAX_FEATURE_MASK (RTAX_FEATURE_ECN | \ 522 RTAX_FEATURE_SACK | \ 523 RTAX_FEATURE_TIMESTAMP | \ 524 RTAX_FEATURE_ALLFRAG | \ 525 RTAX_FEATURE_TCP_USEC_TS) 526 527 struct rta_session { 528 __u8 proto; 529 __u8 pad1; 530 __u16 pad2; 531 532 union { 533 struct { 534 __u16 sport; 535 __u16 dport; 536 } ports; 537 538 struct { 539 __u8 type; 540 __u8 code; 541 __u16 ident; 542 } icmpt; 543 544 __u32 spi; 545 } u; 546 }; 547 548 struct rta_mfc_stats { 549 __u64 mfcs_packets; 550 __u64 mfcs_bytes; 551 __u64 mfcs_wrong_if; 552 }; 553 554 /**** 555 * General form of address family dependent message. 556 ****/ 557 558 struct rtgenmsg { 559 unsigned char rtgen_family; 560 }; 561 562 /***************************************************************** 563 * Link layer specific messages. 564 ****/ 565 566 /* struct ifinfomsg 567 * passes link level specific information, not dependent 568 * on network protocol. 569 */ 570 571 struct ifinfomsg { 572 unsigned char ifi_family; 573 unsigned char __ifi_pad; 574 unsigned short ifi_type; /* ARPHRD_* */ 575 int ifi_index; /* Link index */ 576 unsigned ifi_flags; /* IFF_* flags */ 577 unsigned ifi_change; /* IFF_* change mask */ 578 }; 579 580 /******************************************************************** 581 * prefix information 582 ****/ 583 584 struct prefixmsg { 585 unsigned char prefix_family; 586 unsigned char prefix_pad1; 587 unsigned short prefix_pad2; 588 int prefix_ifindex; 589 unsigned char prefix_type; 590 unsigned char prefix_len; 591 unsigned char prefix_flags; 592 unsigned char prefix_pad3; 593 }; 594 595 enum 596 { 597 PREFIX_UNSPEC, 598 PREFIX_ADDRESS, 599 PREFIX_CACHEINFO, 600 __PREFIX_MAX 601 }; 602 603 #define PREFIX_MAX (__PREFIX_MAX - 1) 604 605 struct prefix_cacheinfo { 606 __u32 preferred_time; 607 __u32 valid_time; 608 }; 609 610 611 /***************************************************************** 612 * Traffic control messages. 613 ****/ 614 615 struct tcmsg { 616 unsigned char tcm_family; 617 unsigned char tcm__pad1; 618 unsigned short tcm__pad2; 619 int tcm_ifindex; 620 __u32 tcm_handle; 621 __u32 tcm_parent; 622 /* tcm_block_index is used instead of tcm_parent 623 * in case tcm_ifindex == TCM_IFINDEX_MAGIC_BLOCK 624 */ 625 #define tcm_block_index tcm_parent 626 __u32 tcm_info; 627 }; 628 629 /* For manipulation of filters in shared block, tcm_ifindex is set to 630 * TCM_IFINDEX_MAGIC_BLOCK, and tcm_parent is aliased to tcm_block_index 631 * which is the block index. 632 */ 633 #define TCM_IFINDEX_MAGIC_BLOCK (0xFFFFFFFFU) 634 635 enum { 636 TCA_UNSPEC, 637 TCA_KIND, 638 TCA_OPTIONS, 639 TCA_STATS, 640 TCA_XSTATS, 641 TCA_RATE, 642 TCA_FCNT, 643 TCA_STATS2, 644 TCA_STAB, 645 TCA_PAD, 646 TCA_DUMP_INVISIBLE, 647 TCA_CHAIN, 648 TCA_HW_OFFLOAD, 649 TCA_INGRESS_BLOCK, 650 TCA_EGRESS_BLOCK, 651 TCA_DUMP_FLAGS, 652 TCA_EXT_WARN_MSG, 653 __TCA_MAX 654 }; 655 656 #define TCA_MAX (__TCA_MAX - 1) 657 658 #define TCA_DUMP_FLAGS_TERSE (1 << 0) /* Means that in dump user gets only basic 659 * data necessary to identify the objects 660 * (handle, cookie, etc.) and stats. 661 */ 662 663 #define TCA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg)))) 664 #define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg)) 665 666 /******************************************************************** 667 * Neighbor Discovery userland options 668 ****/ 669 670 struct nduseroptmsg { 671 unsigned char nduseropt_family; 672 unsigned char nduseropt_pad1; 673 unsigned short nduseropt_opts_len; /* Total length of options */ 674 int nduseropt_ifindex; 675 __u8 nduseropt_icmp_type; 676 __u8 nduseropt_icmp_code; 677 unsigned short nduseropt_pad2; 678 unsigned int nduseropt_pad3; 679 /* Followed by one or more ND options */ 680 }; 681 682 enum { 683 NDUSEROPT_UNSPEC, 684 NDUSEROPT_SRCADDR, 685 __NDUSEROPT_MAX 686 }; 687 688 #define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1) 689 690 #ifndef __KERNEL__ 691 /* RTnetlink multicast groups - backwards compatibility for userspace */ 692 #define RTMGRP_LINK 1 693 #define RTMGRP_NOTIFY 2 694 #define RTMGRP_NEIGH 4 695 #define RTMGRP_TC 8 696 697 #define RTMGRP_IPV4_IFADDR 0x10 698 #define RTMGRP_IPV4_MROUTE 0x20 699 #define RTMGRP_IPV4_ROUTE 0x40 700 #define RTMGRP_IPV4_RULE 0x80 701 702 #define RTMGRP_IPV6_IFADDR 0x100 703 #define RTMGRP_IPV6_MROUTE 0x200 704 #define RTMGRP_IPV6_ROUTE 0x400 705 #define RTMGRP_IPV6_IFINFO 0x800 706 707 #define RTMGRP_DECnet_IFADDR 0x1000 708 #define RTMGRP_DECnet_ROUTE 0x4000 709 710 #define RTMGRP_IPV6_PREFIX 0x20000 711 #endif 712 713 /* RTnetlink multicast groups */ 714 enum rtnetlink_groups { 715 RTNLGRP_NONE, 716 #define RTNLGRP_NONE RTNLGRP_NONE 717 RTNLGRP_LINK, 718 #define RTNLGRP_LINK RTNLGRP_LINK 719 RTNLGRP_NOTIFY, 720 #define RTNLGRP_NOTIFY RTNLGRP_NOTIFY 721 RTNLGRP_NEIGH, 722 #define RTNLGRP_NEIGH RTNLGRP_NEIGH 723 RTNLGRP_TC, 724 #define RTNLGRP_TC RTNLGRP_TC 725 RTNLGRP_IPV4_IFADDR, 726 #define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR 727 RTNLGRP_IPV4_MROUTE, 728 #define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE 729 RTNLGRP_IPV4_ROUTE, 730 #define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE 731 RTNLGRP_IPV4_RULE, 732 #define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE 733 RTNLGRP_IPV6_IFADDR, 734 #define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR 735 RTNLGRP_IPV6_MROUTE, 736 #define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE 737 RTNLGRP_IPV6_ROUTE, 738 #define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE 739 RTNLGRP_IPV6_IFINFO, 740 #define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO 741 RTNLGRP_DECnet_IFADDR, 742 #define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR 743 RTNLGRP_NOP2, 744 RTNLGRP_DECnet_ROUTE, 745 #define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE 746 RTNLGRP_DECnet_RULE, 747 #define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE 748 RTNLGRP_NOP4, 749 RTNLGRP_IPV6_PREFIX, 750 #define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX 751 RTNLGRP_IPV6_RULE, 752 #define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE 753 RTNLGRP_ND_USEROPT, 754 #define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT 755 RTNLGRP_PHONET_IFADDR, 756 #define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR 757 RTNLGRP_PHONET_ROUTE, 758 #define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE 759 RTNLGRP_DCB, 760 #define RTNLGRP_DCB RTNLGRP_DCB 761 RTNLGRP_IPV4_NETCONF, 762 #define RTNLGRP_IPV4_NETCONF RTNLGRP_IPV4_NETCONF 763 RTNLGRP_IPV6_NETCONF, 764 #define RTNLGRP_IPV6_NETCONF RTNLGRP_IPV6_NETCONF 765 RTNLGRP_MDB, 766 #define RTNLGRP_MDB RTNLGRP_MDB 767 RTNLGRP_MPLS_ROUTE, 768 #define RTNLGRP_MPLS_ROUTE RTNLGRP_MPLS_ROUTE 769 RTNLGRP_NSID, 770 #define RTNLGRP_NSID RTNLGRP_NSID 771 RTNLGRP_MPLS_NETCONF, 772 #define RTNLGRP_MPLS_NETCONF RTNLGRP_MPLS_NETCONF 773 RTNLGRP_IPV4_MROUTE_R, 774 #define RTNLGRP_IPV4_MROUTE_R RTNLGRP_IPV4_MROUTE_R 775 RTNLGRP_IPV6_MROUTE_R, 776 #define RTNLGRP_IPV6_MROUTE_R RTNLGRP_IPV6_MROUTE_R 777 RTNLGRP_NEXTHOP, 778 #define RTNLGRP_NEXTHOP RTNLGRP_NEXTHOP 779 RTNLGRP_BRVLAN, 780 #define RTNLGRP_BRVLAN RTNLGRP_BRVLAN 781 RTNLGRP_MCTP_IFADDR, 782 #define RTNLGRP_MCTP_IFADDR RTNLGRP_MCTP_IFADDR 783 RTNLGRP_TUNNEL, 784 #define RTNLGRP_TUNNEL RTNLGRP_TUNNEL 785 RTNLGRP_STATS, 786 #define RTNLGRP_STATS RTNLGRP_STATS 787 RTNLGRP_IPV4_MCADDR, 788 #define RTNLGRP_IPV4_MCADDR RTNLGRP_IPV4_MCADDR 789 RTNLGRP_IPV6_MCADDR, 790 #define RTNLGRP_IPV6_MCADDR RTNLGRP_IPV6_MCADDR 791 RTNLGRP_IPV6_ACADDR, 792 #define RTNLGRP_IPV6_ACADDR RTNLGRP_IPV6_ACADDR 793 __RTNLGRP_MAX 794 }; 795 #define RTNLGRP_MAX (__RTNLGRP_MAX - 1) 796 797 /* TC action piece */ 798 struct tcamsg { 799 unsigned char tca_family; 800 unsigned char tca__pad1; 801 unsigned short tca__pad2; 802 }; 803 804 enum { 805 TCA_ROOT_UNSPEC, 806 TCA_ROOT_TAB, 807 #define TCA_ACT_TAB TCA_ROOT_TAB 808 #define TCAA_MAX TCA_ROOT_TAB 809 TCA_ROOT_FLAGS, 810 TCA_ROOT_COUNT, 811 TCA_ROOT_TIME_DELTA, /* in msecs */ 812 TCA_ROOT_EXT_WARN_MSG, 813 __TCA_ROOT_MAX, 814 #define TCA_ROOT_MAX (__TCA_ROOT_MAX - 1) 815 }; 816 817 #define TA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg)))) 818 #define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg)) 819 /* tcamsg flags stored in attribute TCA_ROOT_FLAGS 820 * 821 * TCA_ACT_FLAG_LARGE_DUMP_ON user->kernel to request for larger than 822 * TCA_ACT_MAX_PRIO actions in a dump. All dump responses will contain the 823 * number of actions being dumped stored in for user app's consumption in 824 * TCA_ROOT_COUNT 825 * 826 * TCA_ACT_FLAG_TERSE_DUMP user->kernel to request terse (brief) dump that only 827 * includes essential action info (kind, index, etc.) 828 * 829 */ 830 #define TCA_FLAG_LARGE_DUMP_ON (1 << 0) 831 #define TCA_ACT_FLAG_LARGE_DUMP_ON TCA_FLAG_LARGE_DUMP_ON 832 #define TCA_ACT_FLAG_TERSE_DUMP (1 << 1) 833 834 /* New extended info filters for IFLA_EXT_MASK */ 835 #define RTEXT_FILTER_VF (1 << 0) 836 #define RTEXT_FILTER_BRVLAN (1 << 1) 837 #define RTEXT_FILTER_BRVLAN_COMPRESSED (1 << 2) 838 #define RTEXT_FILTER_SKIP_STATS (1 << 3) 839 #define RTEXT_FILTER_MRP (1 << 4) 840 #define RTEXT_FILTER_CFM_CONFIG (1 << 5) 841 #define RTEXT_FILTER_CFM_STATUS (1 << 6) 842 #define RTEXT_FILTER_MST (1 << 7) 843 844 /* End of information exported to user level */ 845 846 847 848 #endif /* _UAPI__LINUX_RTNETLINK_H */ 849